Home / 11,185,555.20-16,765,891.20-6,140,486.40

Finding the Fourth Proportional to 11,185,555.20, 16,765,891.20 and 6,140,486.40

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Solution

The fourth proportional to 11,185,555.20, 16,765,891.20 and 6,140,486.40 is: 9,203,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,185,555.20 : 16,765,891.20 = 6,140,486.40 : x
  2. Step 2: Convert to fraction form
    11,185,555.20/16,765,891.20 = 6,140,486.40/x
  3. Step 3: Cross multiply
    11,185,555.20x = 16,765,891.20 × 6,140,486.40
  4. Step 4: Simplify right side
    11,185,555.20x = 102,950,726,897,479.69
  5. Step 5: Solve for x
    x = 102,950,726,897,479.69/11,185,555.20
  6. Step 6: Final answer
    x = 9,203,899.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.